Ventilator for windows, doors, &amp;c.



3o vwith t The bottom c may have'a slot c3 for a pin or screw c,whichpasses through the slot and UNITED STATES .PATENT OEEIOE.

LOUIS Y. MCOONNELL,. OE ROCHESTER, NEW YoRK,Ass1e-NOR To THOMAS BROWN,OF. soOfrrsvr-LLE, NEw YORK.

-VENT'ILATOR FOR WINDOWS, DQORS, 81.0,.

Specification of Letters Patent.

Patented Nov. 20, 1906.

Application filed November-20. 1902. Serial No. 132,151.

To @ZZ whom itt/'may concern: Y

- Be it known that I, LOUIS Y. MOCONNELL,

. a citizen' of the United States, .and a resident lowing is aspecification.

.This invention relates to adjustable ventllators for windows, doors,&c., and in the followingdescription is shown as applied to awindow-sash.. `It is obviously applicablein numerous situations and notmerely to wlndow's and doors.

The o bject of this invention 1s to produce a simple, cheap, andeffective adjustable ventilatin device.

In t e drawings, Figure i is a front elevation of a-sashrallsuppliedwith this device;

and Figs. 2 and 3 are sections on the lines 2 2l v and 3 3,respectively, of Fig. l.

. The sash-rail A has a rectangular opening cut through it, into whichis placed the casing B, having the anges b, whereby-it'may convenientlybe fastened to the sash-rail. The casing is rectangular, and initslides'a'drawerlike device C, consisting' of the front piece c,

the bottom piece c at right angles to the "front piece c.and the sidepieces c2 c2, connectinglwith the back of the front piece c and e sideedges lof the bottom piece c into the casing B or sash-rail A, so as torevent the drawer or slide C from being pu led A unintentionally out ofand se arated from the casing B. Ifl the air blows om the outf for thedrawer or slide.

side ofthe window in the direction 0I the arrow through the casing B, itwill strike the front plate c of the drawer or slide and will bedeflected upward into the room, so that the inleto of air will notproduce adirect draft' upon the occupants of the room.

The drawer or slide C may be pulled out to a greater or' less extent,and .this will deter- The front plate c of the slide is long enough tocover the whole orifice through the casing and the slide may be closed,so as to stop the inlet of air. 'A suitable handle C is provided Thisventilator isextrernely simple in its construction and application andis most effective in operation.

The combination of a sash-rail A having a perforation therethrough, avcasing B fitting said perforation andfastened to the sashrail and o enat front and back and a drawer C havin fiont, bottom and y'sides only,fitting and sliding in said casing, a slot c3 in the bottom of saiddrawerand in the line of Vmovement thereof, and a s .crew c4 passingthrough said slot and into said casing; the said drawer having also'aflanged front c for iitting over and against the sald casing whereby airpassing into vsaid drawer is directed vertically upward by the front.`thereof, substantially as c and for the purpose described.

v lLOUIS Y. MCCONNELL. 4 Witnesses: `A

' F. BIssELL,

- D. GUnNEE.

45 mine the amount of air let into the room.

